Hartwig Steckel

Chitosan is of pharmaceutical interest because of its positive attributes with respect to toxicity, biocompatibility and bioavailability.

Dry powder inhalers are a well-accepted dosage form for pulmonary drug delivery and a wide variety are either currently available or in development. This article examines a premetered, capsule-based multidose inhaler for which different qualities of a-lactose monohydrate were screened.